APA引文

Belcher, J. R. (1958). Excision of Atrial Myxoma.

Citação norma Chicago

Belcher, J. R. Excision of Atrial Myxoma. 1958.

MLA引文

Belcher, J. R. Excision of Atrial Myxoma. 1958.

警告:這些引文格式不一定是100%准確.